Diplomarbeit - FB 4 Allgemein - Fachhochschule Düsseldorf

Thies 4.3336.21.000
report of
Normalanströmung
anemometer manufacturer:
type:
serial number:
converter:
6,00
7,97
9,98
11,97
13,94
16,06
14,97
13,04
5,01
0,999555
Remarks
93,86
240,87
325,63
-
first calibration: optional: second calibration
date of calibration:
data file:
air pressure:
air temperature:
238,09
283,16
327,93
306,09
263,84
11,00 217,25
175,52
7,07 135,86
156,11
23.03.01
date of calibration:
C:\Anwender\Deiss_Lack\Diplomarbeit\Messung data file: mit verschiedenen Anemometern
23,0 °C
humidity: 40,3 %
position factor:
calibration P Pra, IfS:
software version:
flow speed
[m/s]
frequency at 4.0 [m/s] 71,36
frequency at 8.0 [m/s]
frequency at 12.0 [m/s]
-
-
-
humidity:
psition factor:
software version:
the complete procedure is documentet in the diploma thesis
regression line (4 to 16 m/s):
0,04719
standard deviation
correlation coefficient ²
meas. Uncertainty at 4.0 [m/s]
meas. Uncertainty at 8.0 [m/s]
meas. Uncertainty at 12.0 [m/s]
calibration P Pra, IfS:
0,15
0,06
0,11
0,05
[m/s]=
[m/s]=
[m/s]=
Anhang
f i r s t s e c o n d
3,99
8,99
frequency
at speed
[Hz]
74,25
frequency at 16.0 [m/s]
[Hz]
[Hz]
[Hz]
Thies / Weber
4.3336.21.000
993,1384615 hPa
-
V[m/s]=
0,632 [m/s]+
in charge:
checked:
[Hz] meas. Uncertainty at 16.0 [m/s]
Fachhochschule Düsseldorf
Customer:
date: 23.03.01 Unterschrift
air pressure:
air temperature:
[m/s]/[Hz]*frequency
[m/s]=
3,76 % wind speed at 80,0 [Hz] 4,408 [m/s]
0,8 % wind speed at 160,0 [Hz] 8,183 [m/s]
0,88 %
0,31 %
Deiss, Lackmann
Deiss, Lackmann
Eine Untersuchung im Windkanal zum Einfluß der Turbulenz bei Halbschalen-
und Ultraschallanemonmetern für den Einsatz an Windkraftanlagen
113,41
154,05
196,80
0,0822 [m/s]
[Hz]
Reihe1
Reihe2
regression line
[m/s]
400
0,80
350
0,60
300
0,40
250
0,20
200
0,00
150
-0,20
100
-0,40
50
-0,60
0
-0,80
0 5 10
[m/s]
15 20
flow speed
[m/s]
wind speed at 320,0 [Hz]
frequency
at speed
[Hz]
[m/s]
15,734 [m/s]
Calibration in the wind tunnel of the
"Institut für Strömungsmaschinen"
(Fachhochschule Düsseldorf)